20201771014

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{571}}^1\times {\mathrm{15263}}^1$

素因数の和:15916

約数の個数: 32

約数和(自身を含む): 32479349760

約数和(自身を除く): 12277578746

約数列:

[1, 2, 19, 38, 61, 122, 571, 1142, 1159, 2318, 10849, 15263, 21698, 30526, 34831, 69662, 289997, 579994, 661789, 931043, 1323578, 1862086, 8715173, 17430346, 17689817, 35379634, 165588287, 331176574, 531625553, 1063251106, 10100885507, 20201771014]

約数ペア:

[(1, 20201771014), (2, 10100885507), (19, 1063251106), (38, 531625553), (61, 331176574), (122, 165588287), (571, 35379634), (1142, 17689817), (1159, 17430346), (2318, 8715173), (10849, 1862086), (15263, 1323578), (21698, 931043), (30526, 661789), (34831, 579994), (69662, 289997)]